Home / 2,616.85-3,922.08-1,832.59

Finding the Fourth Proportional to 2,616.85, 3,922.08 and 1,832.59

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Solution

The fourth proportional to 2,616.85, 3,922.08 and 1,832.59 is: 2,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.85 : 3,922.08 = 1,832.59 : x
  2. Step 2: Convert to fraction form
    2,616.85/3,922.08 = 1,832.59/x
  3. Step 3: Cross multiply
    2,616.85x = 3,922.08 × 1,832.59
  4. Step 4: Simplify right side
    2,616.85x = 7,187,564.59
  5. Step 5: Solve for x
    x = 7,187,564.59/2,616.85
  6. Step 6: Final answer
    x = 2,746.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.